WiFi's answer to .'s Secondary 1 Maths Singapore question.
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(a) To find amount of bacteria added at the start, sub t = 0,
N = 500 x 1 = 500
(B) Bacteria after one hour , sub t = 1
N = 500 x 2 = 1000
Percentage increase = (1000-500) / 500 x 100%
= 100%
N = 500 x 1 = 500
(B) Bacteria after one hour , sub t = 1
N = 500 x 2 = 1000
Percentage increase = (1000-500) / 500 x 100%
= 100%
Date Posted:
4 years ago
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